Home / 47,772.67-71,659.71-18,192.16

Finding the Fourth Proportional to 47,772.67, 71,659.71 and 18,192.16

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Solution

The fourth proportional to 47,772.67, 71,659.71 and 18,192.16 is: 27,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,772.67 : 71,659.71 = 18,192.16 : x
  2. Step 2: Convert to fraction form
    47,772.67/71,659.71 = 18,192.16/x
  3. Step 3: Cross multiply
    47,772.67x = 71,659.71 × 18,192.16
  4. Step 4: Simplify right side
    47,772.67x = 1,303,644,909.87
  5. Step 5: Solve for x
    x = 1,303,644,909.87/47,772.67
  6. Step 6: Final answer
    x = 27,288.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.